31249120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{27901}}^1$

素因数の和:27923

約数の個数: 48

約数和(自身を含む): 84375648

約数和(自身を除く): 53126528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 27901, 55802, 111604, 139505, 195307, 223208, 279010, 390614, 446416, 558020, 781228, 892832, 976535, 1116040, 1562456, 1953070, 2232080, 3124912, 3906140, 4464160, 6249824, 7812280, 15624560, 31249120]

約数ペア:

[(1, 31249120), (2, 15624560), (4, 7812280), (5, 6249824), (7, 4464160), (8, 3906140), (10, 3124912), (14, 2232080), (16, 1953070), (20, 1562456), (28, 1116040), (32, 976535), (35, 892832), (40, 781228), (56, 558020), (70, 446416), (80, 390614), (112, 279010), (140, 223208), (160, 195307), (224, 139505), (280, 111604), (560, 55802), (1120, 27901)]